Tapered Roller Bearings - TS (Tapered Single) Imperial Timken 71450 - 71750

Описание

This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft. Specifications Series 71000 Cone Part Number 71450 Cup Part Number 71750 Design Unit Inch Cage Material Stamped Steel Dimensions d - Bore 4 1/2 in D - Cup Outer Diameter 7.5 in B - Cone Width 1.9375 in C - Cup Width 1.3750 in T - Bearing Width 1.8750 in Abutment and Fillet Dimensions R - Cone Backface "To Clear" Radius1 0.14 in r - Cup Backface "To Clear" Radius2 0.130 in da - Cone Frontface Backing Diameter 4.92 in db - Cone Backface Backing Diameter 5.2 in Da - Cup Frontface Backing Diameter 7.17 in Db - Cup Backface Backing Diameter 6.73 in Ab - Cage-Cone Frontface Clearance 0.1 in Aa - Cage-Cone Backface Clearance 0.18 in a - Effective Center Location3 -0.26 in Basic Load Ratings C90 - Dynamic Radial Rating (90 million revolutions)4 21200 lbf C1 - Dynamic Radial Rating (1 million revolutions)5 81700 lbf C0 - Static Radial Rating 122000 lbf Ca90- Dynamic Thrust Rating (90 million revolutions)6 15100 lbf Factors K - Factor7 1.4 e - ISO Factor8 0.42 Y - ISO Factor9 1.44 G1 - Heat Generation Factor (Roller-Raceway) 269.2 G2 - Heat Generation Factor (Rib-Roller End) 49.5 Cg - Geometry Factor10 0.116